Home / 158,322,059.30-218,484,295.26-88,707,938.06

Finding the Fourth Proportional to 158,322,059.30, 218,484,295.26 and 88,707,938.06

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Solution

The fourth proportional to 158,322,059.30, 218,484,295.26 and 88,707,938.06 is: 122,416,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,322,059.30 : 218,484,295.26 = 88,707,938.06 : x
  2. Step 2: Convert to fraction form
    158,322,059.30/218,484,295.26 = 88,707,938.06/x
  3. Step 3: Cross multiply
    158,322,059.30x = 218,484,295.26 × 88,707,938.06
  4. Step 4: Simplify right side
    158,322,059.30x = 19,381,291,331,006,832
  5. Step 5: Solve for x
    x = 19,381,291,331,006,832/158,322,059.30
  6. Step 6: Final answer
    x = 122,416,872.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.